meillo@180: % ipc-protocol
meillo@180: 
meillo@180: \begin{verbatim}
meillo@180: 
meillo@180:  +---+ connect  +---+  0  +---+ send  +---+  0  +---+
meillo@180:  | B |--------->| W |---->|   |------>| W |---->| S |
meillo@180:  +---+ attempt  +---+     +---+ data  +---+     +---+
meillo@180:                   |                     |
meillo@180:                   | 1                   | 1
meillo@180:                   V                     V
meillo@180:                 +---+                 +---+
meillo@180:                 | E |                 | E |
meillo@180:                 +---+                 +---+
meillo@180: 
meillo@180: B: begin
meillo@180: W: wait
meillo@180: E: error
meillo@180: S: success
meillo@180: \end{verbatim}